Originally Posted by CanCaddy

I used to caddy when I was younger, so I know what we liked to get, but it was usually less or even non-existent if the player had to pay extra for our services (which they usually did in the courses I worked). If it weren't for tips and the chance to play golf for free, I would never have caddied. I learned a lot about the game too.

I'd tip a caddy at least 1/3 of what you are paying for their services. So if you pay $30 extra to have a caddy, tip at least $10 if they do a decent job.